Corporate seat Luxemburg Date of deed of incorporation 04-07-2018 Registered in Registre de Commerce et des sociétés Luxemburg, Luxembourg under number B226205 Company Trade name Avient S.à r.l., Netherlands branch Company start date 24-07-2018 Activities SBI-code: 46769 - Wholesale of other intermediary products SBI-code: 46696 - Wholesale of packaging SBI-code: 4941 - Freight transport by road (no removal services) Employees 0 Establishment Establishment number 000040405362 Trade name Avient S.à r.l., Netherlands branch Visiting address Uranusweg 3, 8938AJ Leeuwarden Date of incorporation 24-07-2018 Activities SBI-code: 46769 - Wholesale of other intermediary products SBI-code: 46696 - Wholesale of packaging SBI-code: 4941 - Freight transport by road (no removal services) For further information on activities, see Dutch extract.

REGULATORY INFORMATION OnColor Naturals is food contact compliant for certain pigment grades. www.avient.com Copyright © 2020, Avient Corporation.

CASE STUDY: SMARTBATCH™ SOLUTIONS To learn more about Smartbatch solutions, contact Avient at +1.844.4AVIENT (1.844.428.4368).

Contact your sales representative for more information, or to learn more about custom solutions for your application.

Contact your Avient representative for more information.

Contact your sales representative for more information, or to learn more about custom solutions for your application.

U.S. reporting companies that manufacture products (or have others manufacture products) that contain 3TG metals or their derivatives (tantalum, tin, tungsten and gold) that are necessary to product functionality or production are required to assess their supply chains and report to the SEC on whether those materials are sourced from the Democratic Republic of Congo and adjoining countries. As an American Chemistry Council ResponsibleCare® Company and a founding member of the Alliance to End Plastic Waste, we are further committed through our landmark No Surprises PledgeSM and our Sustainability Promise.

Pro Forma Financial Information The Company acquired Avient Protective Materials (“Dyneema”) on September 1, 2022 (the “Acquisition Date”) and sold the Distribution segment on November 1, 2022. To provide comparable results, the company references “pro forma” financial metrics, which include the business results of Avient Protective Materials for periods prior to the Acquisition Date, as if the transaction occurred on January 1, 2021 and reflect Distribution as a discontinued operation. The presentation of these measures may be different from non-GAAP financial measures used by other companies.

announced today that the former Avient Distribution business will now operate as an independent company called Formerra. Investor Contacts

Since first introducing the dividend in 2011, we have transformed the company, significantly improving the margin profile and cash generation of the business.  Investor Contacts